Universal Licensing System
WRDV581
TowerStream Corp
License details
| ULS identifier | 4184473 |
|---|
| Call sign | WRDV581 |
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| Radio service | CF |
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| Status | C |
|---|
| Grant date | 2019-07-30 |
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| Expiration | 2029-07-30 |
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| Cancellation | 2021-01-04 |
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| Frequency range | 19440 MHz |
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| Locations | 2 |
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| Representative location | Chicago, COOK, IL |
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| Coordinates | 41.7967500, -87.7519444 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:47:34 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXO | 19440.00000000 | | | | | |
| 1 | 1 | FXO | 19440.00000000 | | | | | |
| 1 | 1 | FXO | 19440.00000000 | | | | | |
| 1 | 1 | FXO | 19440.00000000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 19440.00000000 | | 40M0G7W |
| 1 | 1 | 19440.00000000 | | 40M0D7W |
| 1 | 1 | 19440.00000000 | | 40M0D7W |
| 1 | 1 | 19440.00000000 | | 40M0D7W |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | 5333 S Laramie Ave, Chicago, COOK, IL | 41.79675000, -87.75194444 | 184.000 m | B | 10.000 m structure / 10.000 m overall | |
| 2 | R | | 41.89877778, -87.62411111 | 178.300 m | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | COMMSCOPE VHLP3-18A | | V | 43.5000 | 43.1000 | | |
| 1 | 2 | R | COMMSCOPE VHLP3-18A | | | 43.5000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2021-01-05 | WRDV581 | LICAN |
| 2020-11-03 | WRDV581 | LETCNS |
| 2020-02-01 | WRDV581 | LITRAN |
| 2019-07-30 | WRDV581 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 4184473 | 2026-08-02 02:47:34 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WRDV581 | ULS 4184473 | 2026-08-02 02:47:34 |
| Status | C | ULS 4184473 | 2026-08-02 02:47:34 |
| Service | CF | ULS 4184473 | 2026-08-02 02:47:34 |
| Grant Date | 2019-07-30 | ULS 4184473 | 2026-08-02 02:47:34 |
| Expiration Date | 2029-07-30 | ULS 4184473 | 2026-08-02 02:47:34 |
| Cancellation Date | 2021-01-04 | ULS 4184473 | 2026-08-02 02:47:34 |